Hindawi Publishing Corporation International Journal of Nephrology Volume 2013, Article ID 827459, 7 pages http://dx.doi.org/10.1155/2013/827459
Research Article Degree of Acute Kidney Injury before Dialysis Initiation and Hospital Mortality in Critically Ill Patients Charuhas V. Thakar,1 Annette Christianson,2 Peter Almenoff,3 Ron Freyberg,4 and Marta L. Render2 1
Division of Nephrology, Cincinnati VA Medical Center, Department of Internal Medicine, University of Cincinnati, 3200 Vine Street, Cincinnati, OH 45220, USA 2 VA Inpatient Evaluation Center, 205 West 4th Street, Cincinnati, OH 45202, USA 3 Kansas City VAMC, Department of Internal Medicine, UMKC School of Medicine, E. Linwood Boulevard, Kansas City, MO 64128, USA 4 Pulmonary and Critical Care, Cincinnati VA Medical Center, University of Cincinnati, 3200 Vine Street, Cincinnati, OH 45220, USA Correspondence should be addressed to Charuhas V. akar;
[email protected] Received 3 August 2012; Revised 17 November 2012; Accepted 11 December 2012 Academic Editor: Marlies Ostermann Copyright © 2013 Charuhas V. akar et al. is is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. In a multicenter observational cohort of patients-admitted to intensive care units (ICU), we assessed whether creatinine elevation prior to dialysis initiation in acute kidney injury (AKI-D) further discriminates risk-adjusted mortality. AKI-D was categorized into four groups (Grp) based on creatinine elevation aer ICU admission but before dialysis initiation: Grp I > 0.3 mg/dL to
